Home / 1,017,770.60-1,526,195.10-386,474.60

Finding the Fourth Proportional to 1,017,770.60, 1,526,195.10 and 386,474.60

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Solution

The fourth proportional to 1,017,770.60, 1,526,195.10 and 386,474.60 is: 579,536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,770.60 : 1,526,195.10 = 386,474.60 : x
  2. Step 2: Convert to fraction form
    1,017,770.60/1,526,195.10 = 386,474.60/x
  3. Step 3: Cross multiply
    1,017,770.60x = 1,526,195.10 × 386,474.60
  4. Step 4: Simplify right side
    1,017,770.60x = 589,835,640,794.46
  5. Step 5: Solve for x
    x = 589,835,640,794.46/1,017,770.60
  6. Step 6: Final answer
    x = 579,536.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.